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ABCP-Gross-Thorax > Diaphragm > Flashcards

Diaphragm Flashcards

1
Q

What is the shape of the diaphragm?

A

Dome shaped

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2
Q

Where is the diaphragm located?

A

Between the thorax and abdomen

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3
Q

What are the two parts that the diaphragm consists of?

A

Peripheral muscular part and a central tendon

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4
Q

What is the origin of the diaphragm?

A

The sternal part originates in xiphoid
Costal part: lower six and costal cartilages
Lumbar part arises by two crura from upper 2-3 lumbar vertebrae

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5
Q

What is the insertion of the diaphragm?

A

Central tendon

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6
Q

What is the opening of the diaphragm at T8 for?

A

IVC and Right phrenic nerve

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7
Q

What is present at T10 of the diaphragm?

A

The right crus

oesphageal opening and the vagus nerve

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8
Q

What is present at T12 of the diaphragm?

A

Left crus
Aorta
and thoracic duct
azygus vein

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9
Q

What are the apertures of the diaphragm?

A

Caval foramen
oesphageal hiatus
aortic hiatus

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10
Q

What forms the caval foramen?

A

Hole in the central tendon

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11
Q

What does the caval foramen consist of?

A

R phenic nerve

Lymphatics

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12
Q

What level is the caval foramen?

A

T8

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13
Q

What is the oesphageal hiatus and where is it?

A

Opening in diaphragm for oesophagus and vagus nerve to pass at the right crus at T10

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14
Q

What does the oesophageal hiatus consist of?

A

Oesophagus
Vagus nerve
oesophageal vessels
Lymphatics

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15
Q

Where is the aortic hiatus and what is it made up of?

A

Gap behind diaphragm

formed by right and left crus and median acruate ligament

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16
Q

What does the aortic hiatus consist of?

A

Thoracic duct
azgos nerve
aorta

17
Q

What level is the oesophageal hiatus?

A

T10

18
Q

What level is the aortic hiatus?

A

T12

19
Q

What are the structures of the two lesser aperture of the right crus?

A

greater and lesser right splachnic nerves

20
Q

What are the structures of the three lesser aperture of left crus?

A

Greater and lesser splanchnic nervs and the hemiazygos vein

21
Q

What are the structures of anterior to the diaphragm, just deep to the ribs

A

Superior epigastric vessels

ABCP-Gross-Thorax (9 decks)

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